condition	mean	min	max
4 h after light	0.6648455	0.574195	0.755496
8 h after light	0.959437	0.924666	0.994208
12 h after light	1.66048	1.6542	1.66676
4 h after dark	2.044925	1.96024	2.12961
8 h after dark	1.82444	1.76782	1.88106
12 h after dark	1.258655	1.16601	1.3513